Clean matters. We can help.

With decades of experience in semiconductor and industrial cleaning applications, our technology team creates unique cleaning solutions for whatever challenges you face. Don’t need a custom solution? Dynaloy is your one-stop shop for a broad selection of stock cleaning solutions for organic films including photoresist as well as adhesives and epoxies.

The importance of effective inspection after photoresist removal from copper pillars with lead-free solder caps

While it’s common practice to use optical microscopy techniques to inspect a whole wafer, this inspection process is challenged in the extreme with tighter pitch copper pillar applications. You can inspect a clean copper pillar wafer and still miss photoresist residue on the copper sidewalls. Read more about this challenge and possible solutions.